Which one of the following pairs of species have the same bond order ?

  • [NEET 2017]
  • A

    $O_2, NO^+$

  • B

    $CN^-, CO$

  • C

    $N_2, O_{2}^-$

  • D

    $CO, NO$

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The hyperconjugative stabilities of tert-butyl cation and $2$-butene, respectively, are due to

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Match $List-I$ with $List-II$.

$List-I$ $List-II$
$(A)$ $\Psi_{ MO }=\Psi_{ A }-\Psi_{ B }$ $(I)$ Dipole moment
$(B)$ $\mu=Q \times I$ $(II)$ Bonding molecular orbital
$(C)$ $\frac{N_{b}-N_{a}}{2}$ $(III)$ Anti-bonding molecualr orbital
$(D)$ $\Psi_{ MO }=\Psi_{ A }+\Psi_{ B }$ $(IV)$ Bond order

 

  • [JEE MAIN 2022]

Which one of the following oxides is expected exhibit paramagnetic behaviour

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The incorrect statement regarding molecular orbital $(s)$ is

$AX$ is a covalent diatomic molecule where $A$ and $X$ are second row elements of periodic table. Based on Molecular orbital theory, the bond order of $AX$ is $2.5$. The total number of electrons in $AX$ is ........... (Round off to the Nearest Integer).

  • [JEE MAIN 2021]